providing a stable flame source for the main burner

Replacing a fouled or restricted distributor with the 664663R restores peak system efficiency

air-over design and ball bearing system ensure reliable rotation in vertical or horizontal orientations

this unit maintains full mechanical and electrical compatibility with legacy Carrier

Trane FAN4216 Inducer Assembly THPU32HP7Y providing a stable flame sourceUpgrade your air handling efficiency with the Trane FAN4216 Inducer Assembly, a critical OEM draft inducer blower engineered for high performance combustion air management. Operating at 208 230V and 1 15HP, this centrifugal blower is built for the demanding duty cycles of rooftop units and light commercial packaging. As a multi speed combustion motor, it delivers consistent static pressure, ensuring your pressure switches close reliably and your